Read the following passage :

Opponents of China's anti-COVID measures are resorting to dating apps and social media platforms blocked on the mainland to ___(X)___ censors, spread the word about their defiance and strategy, in a high-tech game of cat and mouse with police. Videos, images and accounts of the ___(Y)___ to China's tough COVID-19 curbs have poured onto China's tightly censored cyberspace since weekend protests, with activists saving them to platforms abroad before the censors ___(Z)___ them, social media users say.